Home / 14,155,713.65-19,534,578.54-8,195,371.76

Finding the Fourth Proportional to 14,155,713.65, 19,534,578.54 and 8,195,371.76

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Solution

The fourth proportional to 14,155,713.65, 19,534,578.54 and 8,195,371.76 is: 11,309,435.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,155,713.65 : 19,534,578.54 = 8,195,371.76 : x
  2. Step 2: Convert to fraction form
    14,155,713.65/19,534,578.54 = 8,195,371.76/x
  3. Step 3: Cross multiply
    14,155,713.65x = 19,534,578.54 × 8,195,371.76
  4. Step 4: Simplify right side
    14,155,713.65x = 160,093,133,249,172.47
  5. Step 5: Solve for x
    x = 160,093,133,249,172.47/14,155,713.65
  6. Step 6: Final answer
    x = 11,309,435.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.